This duo contains: Joico K-Pak Color Therapy Luster Lock Instant Shine & Repair Treatment 150ml Joico K-Pak Color Therapy Luster Lock Instant Shine & Repair Treatment 50ml Joico K-Pak Color Therapy Luster Lock restores the health of your hair by harnessing the powers of deeply nourishing Manketti and Argan Oils. Leaving your hair with mirror-like shine and lustre. Perfectfor all colour-treated hair, from blondes to brunettes and lowlights to highlights, QuadraBond Peptide Complex seals the hair’s outer layer to lock in colour vibrancy, while Silk, Soy and Seaweed Extract shield against heat styling damage. How to use: Apply to your damp hair after shampooing Leave on for 5 minutes Rinse well.